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Finding the Fourth Proportional to 264,927.57, 397,391.55 and 65,252.04

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Solution

The fourth proportional to 264,927.57, 397,391.55 and 65,252.04 is: 97,878.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,927.57 : 397,391.55 = 65,252.04 : x
  2. Step 2: Convert to fraction form
    264,927.57/397,391.55 = 65,252.04/x
  3. Step 3: Cross multiply
    264,927.57x = 397,391.55 × 65,252.04
  4. Step 4: Simplify right side
    264,927.57x = 25,930,609,316.26
  5. Step 5: Solve for x
    x = 25,930,609,316.26/264,927.57
  6. Step 6: Final answer
    x = 97,878.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.